|
|
| CAS番号. |
7048-04-6 |
| 化学名: |
L-システイン塩酸塩一水和物 |
| 别名: |
L-システイン塩酸塩一水和物;塩酸L-システイン一水和物 |
| 英語化学名: |
L-Cysteine hydrochloride monohydrate |
| 英語别名: |
L-Cys-OH HCl;L-Cys.HCl.H2O;H-Cys-OH¤HCl¤H;H-CYS-OH HCL H2O;CYSTEINE HCL H2O;L-Cys-OH·HCl·H2O;L-CYSTEINE HCL H2O;H-L-CYS-OH HCL H2O;L-CYSTEINE-HCL-H20;L-Cysteine.HCI.H2O |
| CBNumber: |
CB9694981 |
| 分子式: |
C3H10ClNO3S |
| 分子量: |
175.63 |
| MOL File: |
7048-04-6.mol |
|
|
|
|
|
L-システイン塩酸塩一水和物
物理性質 |
|
|
|
屈折率 : |
6 ° (C=8, 1mol/L HCl) |
|
|
|
|
溶解性: |
H2O: 1 M at 20 °C, clear, colorless
|
|
|
|
|
|
|
PH: |
0.8-1.2 (100g/l, H2O, 20℃) |
|
|
水溶解度 : |
Soluble in cold water. |
|
|
|
|
|
|
|
|
安定性：: |
Stable. Incompatible with strong oxidizing agents, most common metals, hydrogen chloride. |
|
|
|
|
L-システイン塩酸塩一水和物
化学特性,用途語,生産方法
|
化学的特性
white crystalline powder |
|
使用
L-Cysteine is a non-essential amino acid that can be synthesized by the human body under normal physiological conditions if a sufficient quantity of methionine is available. L-Cysteine is commonly use
d as a precursor in the food and pharmaceutical industries. L-Cysteine is used as a processing aid for baking, as an additive in cigarettes, as well as in the preparation of meat flavours. |
|
定義
ChEBI: A hydrate that is the monohydrate form of L-cysteine hydrochloride. |
|
純化方法
Likely impurities are cystine and tyrosine. Crystallise the salt from MeOH by adding diethyl ether, or from hot 20% HCl. Dry it under vacuum over P2O5. Hygroscopic. [Beilstein 4 III 1580, 1600.] |
|
|
|
L-システイン塩酸塩一水和物
生産企業 Global( 319)Suppliers |
|
|
|
|
|
